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Mars doesn't need a magnetic field, without it it takes hundreds of millions of years to lose its atmosphere. It's probably much easier to just top it up a bit
by 0-_-0 6y ago
Mars doesn't need a magnetic field, without it it takes hundreds of millions of years to lose its atmosphere. It's probably much easier to just top it up a bit every few million years.
- jessriedel 6y agoThe magnetic field could help shield Mars from radiation. This recent paper on building an artificial martian magnetic field with a few thousand kilometers of superconducting wire looks fun. https://arxiv.org/abs/2006.05546 https://arxiv.org/abs/2006.05546